working usermode objdir iteration

2 files changed, 17 insertions, 0 deletions

diff --git a/lib/libc-headless/string/memcpy.c b/lib/libc-headless/string/memcpy.c
new file mode 100644
index 0000000..f71444d
--- /dev/null
+++ b/lib/libc-headless/string/memcpy.c
@@ -0,0 +1,10 @@
+#include <stddef.h>
+
+void*
+memcpy(void *dest, const void *src, size_t n)
+{
+    const unsigned char *s = src;
+    for(unsigned char *d = dest; n; n--)
+        *(d++) = *(s++);
+    return dest;
+}
diff --git a/lib/libc-headless/string/memset.c b/lib/libc-headless/string/memset.c
new file mode 100644
index 0000000..f79a4b4
--- /dev/null
+++ b/lib/libc-headless/string/memset.c
@@ -0,0 +1,7 @@
+#include <stddef.h>
+
+void
+memset(void *s, int c, size_t n)
+{
+    for(unsigned char *sb = s; n; n--) *(sb++) = c;
+}